Home / 218,758.05-302,025.42-178,567.36

Finding the Fourth Proportional to 218,758.05, 302,025.42 and 178,567.36

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Solution

The fourth proportional to 218,758.05, 302,025.42 and 178,567.36 is: 246,536.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,758.05 : 302,025.42 = 178,567.36 : x
  2. Step 2: Convert to fraction form
    218,758.05/302,025.42 = 178,567.36/x
  3. Step 3: Cross multiply
    218,758.05x = 302,025.42 × 178,567.36
  4. Step 4: Simplify right side
    218,758.05x = 53,931,881,147.23
  5. Step 5: Solve for x
    x = 53,931,881,147.23/218,758.05
  6. Step 6: Final answer
    x = 246,536.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.